3.5″ Hedrick Focuser to 2.7″ Male AP Threads

This adapter seamlessly connects a SecureFit to an AP male thread, offering compatibility with both the Hedrick Focuser and the IRF90. With a compact length of 0.25″, it ensures a secure and reliable fit for your optical equipment setup. Ideal for enhancing versatility and performance in your astrophotography or telescope system.